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Fixed rounding in remap INTER_LINEAR mode

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This commit is contained in:
Alexander Karsakov
2014-08-05 15:40:29 +04:00
parent fec21239c8
commit eb9fdb0164
1 changed files with 2 additions and 2 deletions
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4
modules/imgproc/src/opencl/remap.cl
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@@ -413,9 +413,9 @@ __kernel void remap_2_32FC1(__global const uchar * srcptr, int src_step, int src
__global T * dst = (__global T *)(dstptr + dst_index);
#if defined BORDER_CONSTANT
float xf = map1[0], yf = map2[0];
int sx = convert_int_sat_rtn(xf), sy = convert_int_sat_rtn(yf);
int sx = convert_int_sat_rtz(mad(xf, INTER_TAB_SIZE, 0.5f)) >> INTER_BITS;
int sy = convert_int_sat_rtz(mad(yf, INTER_TAB_SIZE, 0.5f)) >> INTER_BITS;
__constant float * coeffs_x = coeffs + ((convert_int_rte(xf * INTER_TAB_SIZE) & (INTER_TAB_SIZE - 1)) << 1);
__constant float * coeffs_y = coeffs + ((convert_int_rte(yf * INTER_TAB_SIZE) & (INTER_TAB_SIZE - 1)) << 1);